<template>
  <div class="error-container">
    <div class="error-content">
      <el-row :gutter="20">
        <el-col
          :lg="12"
          :md="12"
          :sm="24"
          :xl="12"
          :xs="24"
        >
          <div class="pic-error">
            <el-image
              :src="require('@/assets/error-images/403.png')"
              class="pic-error-parent"
            />
            <el-image
              :src="require('@/assets/error-images/cloud.png')"
              class="pic-error-child left"
            />
          </div>
        </el-col>

        <el-col
          :lg="12"
          :md="12"
          :sm="24"
          :xl="12"
          :xs="24"
        >
          <div class="bullshit">
            <div class="bullshit-oops">
              {{ oops }}
            </div>
            <div class="bullshit-headline">
              {{ headline }}
            </div>
            <div class="bullshit-info">
              {{ info }}
            </div>
            <router-link
              class="bullshit-return-home"
              to="/"
            >
              {{ jumpTime }}s&nbsp;{{ btn }}
            </router-link>
          </div>
        </el-col>
      </el-row>
    </div>
  </div>
</template>
<script>
import { mapActions, mapGetters } from 'vuex'
export default {
  name: 'NoPermission',
  beforeRouteLeave (to, from, next) {
    this.delVisitedRoute(this.$route.path)
    clearInterval(this.timer)
    next()
  },
  data () {
    return {
      jumpTime: 5,
      oops: '抱歉!',
      headline: '您没有操作角色...',
      info: '当前帐号没有操作角色,请联系管理员。',
      btn: '返回',
      timer: 0
    }
  },
  computed: {
    ...mapGetters({
      visitedRoutes: 'tabs/visitedRoutes'
    })
  },
  mounted () {
    this.timeChange()
  },
  methods: {
    ...mapActions({
      delVisitedRoute: 'tabs/delVisitedRoute'
    }),
    timeChange () {
      this.timer = setInterval(() => {
        if (this.jumpTime) {
          this.jumpTime--
        } else {
          this.delVisitedRoute(this.$route.path)
          this.$router.push('/')
          clearInterval(this.timer)
        }
      }, 1000)
    }
  }
}

</script>
<style lang="scss" scoped>
  .error-container {
    position: relative;
    min-height: 100vh;

    .error-content {
      position: absolute;
      top: 55%;
      left: 50%;
      width: 40vw;
      height: 400px;
      transform: translate(-50%, -50%);

      .pic-error {
        position: relative;
        float: left;
        width: 100%;
        overflow: hidden;

        &-parent {
          width: 100%;
        }

        &-child {
          position: absolute;

          &.left {
            top: 17px;
            left: 220px;
            width: 80px;
            opacity: 0;
            animation-name: cloudleft;
            animation-duration: 2s;
            animation-timing-function: linear;
            animation-delay: 1s;
            animation-fill-mode: forwards;
          }

          @keyframes cloudleft {
            0% {
              top: 17px;
              left: 220px;
              opacity: 0;
            }

            20% {
              top: 33px;
              left: 188px;
              opacity: 1;
            }

            80% {
              top: 81px;
              left: 92px;
              opacity: 1;
            }

            100% {
              top: 97px;
              left: 60px;
              opacity: 0;
            }
          }
        }
      }

      .bullshit {
        position: relative;
        float: left;
        width: 300px;
        padding: 30px 0;
        overflow: hidden;

        &-oops {
          margin-bottom: 20px;
          font-size: 32px;
          font-weight: bold;
          line-height: 40px;
          color: $menuTabsItemActiveColor;
          opacity: 0;
          animation-name: slideup;
          animation-duration: 0.5s;
          animation-fill-mode: forwards;
        }

        &-headline {
          margin-bottom: 10px;
          font-size: 20px;
          font-weight: bold;
          line-height: 24px;
          color: #222;
          opacity: 0;
          animation-name: slideup;
          animation-duration: 0.5s;
          animation-delay: 0.1s;
          animation-fill-mode: forwards;
        }

        &-info {
          margin-bottom: 30px;
          font-size: 13px;
          line-height: 21px;
          color: #5a5a5a;
          opacity: 0;
          animation-name: slideup;
          animation-duration: 0.5s;
          animation-delay: 0.2s;
          animation-fill-mode: forwards;
          text-decoration: none;
        }

        &-return-home {
          display: block;
          float: left;
          width: 110px;
          height: 36px;
          font-size: 14px;
          line-height: 36px;
          color: #fff;
          text-align: center;
          cursor: pointer;
          background: $menuTabsItemActiveColor;
          border-radius: 100px;
          opacity: 0;
          animation-name: slideup;
          animation-duration: 0.5s;
          animation-delay: 0.3s;
          animation-fill-mode: forwards;
        }

        @keyframes slideup {
          0% {
            opacity: 0;
            transform: translateY(60px);
          }

          100% {
            opacity: 1;
            transform: translateY(0);
          }
        }
      }
    }
  }
</style>
